A funny moment at the US Supreme Court

MR. FRIEDMAN: I think that issue is entirely orthogonal to the issue here because the Commonwealth is acknowledging -CHIEF JUSTICE ROBERTS: I’m sorry. Entirely what?MR. FRIEDMAN: Orthogonal. Right angle. Unrelated. Irrelevant.CHIEF JUSTICE ROBERTS: Oh.JUSTICE SCALIA: What was that adjective? I liked that.MR. FRIEDMAN: Orthogonal.CHIEF JUSTICE ROBERTS: Orthogonal.MR. FRIEDMAN: Right, right.JUSTICE SCALIA: Orthogonal, ooh.(Laughter.)JUSTICE KENNEDY: I knew this case presented us a problem.(Laughter.)MR. FRIEDMAN: I should have — I probably should have said -JUSTICE SCALIA: I think we should use that in the opinion.(Laughter.)MR. FRIEDMAN: I thought — I thought I had seen it before.JUSTICE SCALIA: Or the dissent.(Laughter.)MR. FRIEDMAN: That is a bit of professorship creeping in, I suppose.